eukaryotes see Domain Eukaryota Chatton, 1925
Count: -
   Centroheliozoa Dürrschmidt & Patterson, 1987 see Class Centrohelea Kühn, 1926
  Count: [g] 3f;14g
     Family Acanthocystidae Claus, 1874
    Count: [g] 6g
       1 Genus Pseudoraphidocystis Mikrjukov, 1997
      Count: -
       2 Genus Pseudoraphidiophrys Mikrjukov, 1997
      Count: -
       3 Genus Pterocystis Siemensma & Roijackers, 1988
      Count: -
       4 Genus Echinocystis Mikrjukov, 1997
      Count: -
       5 Genus Choanocystis Penard, 1904
      Count: -
       6 Genus Acanthocystis Carter, 1863
      Count: -